

Meet Our HVAC Team
Direct access to our Minnesota-based engineering and maintenance teams for commercial and industrial HVAC projects.
Aaron Smith – Project Manager / Sales Engineer
Email ~ asmith@airtechthermex.com
Phone ~ 612-328-6798
Christian Berberich – Project Manager / Sales Engineer
Email ~ cberberich@airtechthermex.com
Phone ~ 612-919-7500
Seth DeGeest – Project Manager / Sales Engineer
Email ~ sdegeest@airtechthermex.com
Phone ~ 612-919-8094
Katherine Olson – Head Accountant / Office Controller
Email ~ kolson@airtechthermex.com
Phone ~ 952-929-8810
Dawn Hofteig – Assistant Office Controller
Email ~ dhofteig@airtechthermex.com
Phone ~ 952-929-8810
Jeff Elsenpeter – Equipment Install / Pipe Fitter Foremen
Email ~ jelsenpeter@airtechthermex.com
Phone ~ 612-363-5232
Riley Thomas – Equipment Install / Sheetmetal Foremen
Email ~ rthomas@airtechthermex.com
Phone ~ 612-328-6746
Brooks Moldestad – Service Manager
Email ~ bmoldestad@airtechthermex.com
Phone ~ 952-929-8810 ext. 608
Jim Koska – Service Sales
Email ~ jkoska@airtechthermex.com
Phone ~ 952-929-8810 ext. 604
Darin Johnson – Service Invoicing/IT Specialist
Email ~ djohnson@airtechthermex.com
Phone ~ 952-929-8810 ext. 608
Greg Bishop – Dispatcher
Email ~ dispatch@airtechthermex.com
Phone ~ 952-929-8810 ext. 622